Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB6JD callsign genealogy
Currently held by PARK, JAEKWAN
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by AB6JD's current licensee, walking backwards.
- Ehlers, Christian ACAgranted 2017-10-18cancelled 2019-06-04
Successor callsigns
Callsigns held now by people who previously held AB6JD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AB6JD, oldest first.
- PARK, JAEKWAN CA1992-02-11 → cancelled 2004-02-12
- Ehlers, Christian A CA2019-06-04 active